sand wash

基本解释

His idea was still with me, because it was not a vapour sunshine could disperse, nor a sand-traced effigy storms could wash away;
我仍旧思念着他，因为这不是阳光就能驱散的雾气，也不是风暴便可吹没的沙造人像。
In many people just don't understand why wash pressure-blasting machine for road and buildings above is so important?Why is it that sand need washing?
机械行业很多人不明白，为什么洗砂机对于在修路和建筑上面是如此重要呢，为什么砂石需要洗选呢？
In accordance with sand-containing problem in produced crude, the aPthors apply water wash-settling sand removal method and chemicals-water wash settling sand removal method.
针对原油采出液含砂的问题，采用了水洗—沉降除砂法及化学—水洗—沉降除砂法。